/* bicyclesreview.online ? Volt & Graphite design system */

:root {
  --graphite-950: #16171A;
  --volt-400: #F2C41C;
  --pure-white: #FFFFFF;
  --fog-100: #F3F3F1;
  --charcoal-700: #2C2C2E;
  --mint-500: #3FAE6B;
  --coral-600: #E24C3D;
  --gray-400: #8A8A8E;
  --gray-200: #E5E5E3;

  --font-display: "Archivo Black", "Anton", "Noto Sans JP", sans-serif;
  --font-body: "Noto Sans JP", sans-serif;
  --font-label: "Noto Sans JP", sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4.5rem;
  --space-9: 6rem;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.35rem;
  --text-2xl: 1.75rem;
  --text-3xl: 2.25rem;
  --text-4xl: clamp(2.25rem, 5vw, 3.5rem);

  --radius: 0;
  --container: 72rem;
  --header-h: 4.25rem;
  --focus: 0 0 0 3px var(--graphite-950), 0 0 0 5px var(--volt-400);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-sharp: cubic-bezier(0.76, 0, 0.24, 1);
}

*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .hotspot-dot-ring { animation: none !important; }
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--charcoal-700);
  background: var(--pure-white);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 0.2em; }
a:hover { color: var(--graphite-950); }
:focus-visible { outline: none; box-shadow: var(--focus); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--volt-400);
  color: var(--graphite-950);
  padding: var(--space-3) var(--space-4);
  z-index: 1000;
  font-weight: 700;
}
.skip-link:focus { left: var(--space-4); top: var(--space-4); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

/* ----- Typography ----- */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--graphite-950);
  margin: 0 0 var(--space-4);
}
h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); font-family: var(--font-body); font-weight: 900; }
p { margin: 0 0 var(--space-4); }
.lead { font-size: var(--text-lg); color: var(--gray-400); max-width: 40rem; }

/* Animated highlight underline */
.hl {
  position: relative;
  display: inline-block;
  color: inherit;
}
.hl::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0.05em;
  width: 100%; height: 0.18em;
  background: var(--volt-400);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 300ms ease-out;
  z-index: -1;
}
.hl.is-drawn::after { transform: scaleX(1); }

/* ----- Buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 0.7rem 1.4rem;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, color 180ms ease, border-color 180ms ease;
}
.btn:hover { transform: translateY(-2px); text-decoration: none; }
.btn-sm { min-height: 40px; padding: 0.45rem 1rem; font-size: var(--text-xs); }
.btn-volt {
  background: var(--volt-400);
  color: var(--graphite-950);
  border-color: var(--volt-400);
}
.btn-volt:hover { background: #e0b410; color: var(--graphite-950); }
.btn-outline {
  background: transparent;
  color: var(--graphite-950);
  border-color: var(--graphite-950);
}
.btn-outline:hover { background: var(--graphite-950); color: var(--volt-400); }
.btn-outline-light {
  background: transparent;
  color: var(--pure-white);
  border-color: var(--pure-white);
}
.btn-outline-light:hover { background: var(--pure-white); color: var(--graphite-950); }

/* ----- Header ----- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--graphite-950);
  color: var(--pure-white);
  min-height: var(--header-h);
}
.header-inner {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-h);
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--pure-white);
}
.logo:hover { color: var(--volt-400); text-decoration: none; }
.logo-mark {
  display: grid;
  place-items: center;
  width: 2.25rem; height: 2.25rem;
  background: var(--volt-400);
  color: var(--graphite-950);
  font-family: var(--font-display);
  font-size: var(--text-sm);
  letter-spacing: 0;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; font-size: var(--text-sm); }
.logo-text strong { font-weight: 900; }
.logo-dot { color: var(--volt-400); font-weight: 700; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px; height: 44px;
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 0;
}
.nav-toggle-bar {
  display: block;
  width: 22px; height: 2px;
  background: var(--volt-400);
  margin-inline: auto;
}

.primary-nav { display: flex; align-items: center; gap: var(--space-5); }
.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1) var(--space-4);
  list-style: none;
  margin: 0; padding: 0;
}
.nav-link {
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: var(--space-2) 0;
  border-bottom: 2px solid transparent;
}
.nav-link:hover,
.nav-link.is-active {
  color: var(--volt-400);
  border-bottom-color: var(--volt-400);
  text-decoration: none;
}

@media (max-width: 960px) {
  .nav-toggle { display: inline-flex; }
  .primary-nav {
    display: none;
    position: absolute;
    left: 0; right: 0; top: var(--header-h);
    background: var(--graphite-950);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--space-5) var(--space-6);
    border-top: 1px solid rgba(242,196,28,0.25);
  }
  .primary-nav.is-open { display: flex; }
  .nav-list { flex-direction: column; gap: 0; }
  .nav-link { display: block; padding: var(--space-3) 0; min-height: 44px; }
  .header-cta { margin-top: var(--space-4); align-self: flex-start; }
}

/* ----- Hero ----- */
.hero {
  position: relative;
  min-height: min(88vh, 52rem);
  display: grid;
  align-items: end;
  background: var(--graphite-950);
  color: var(--pure-white);
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(22,23,26,0.92) 0%, rgba(22,23,26,0.55) 48%, rgba(22,23,26,0.25) 100%),
    linear-gradient(0deg, rgba(22,23,26,0.75) 0%, transparent 45%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--space-9) 0 var(--space-8);
}
.hero-brand {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  color: var(--volt-400);
  letter-spacing: 0.02em;
  margin-bottom: var(--space-3);
}
.hero-brand span { color: var(--pure-white); }
.hero h1 {
  color: var(--pure-white);
  max-width: 14ch;
  margin-bottom: var(--space-4);
}
.hero .lead { color: rgba(255,255,255,0.85); }
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); margin-top: var(--space-5); }
.hero-dots {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-6);
}
.hero-dot {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 0;
  padding: 0;
  cursor: pointer;
  background: transparent;
  position: relative;
}
.hero-dot::after {
  content: "";
  position: absolute;
  inset: 17px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
}
.hero-dot.is-active::after { background: var(--volt-400); }

.page-hero, .review-hero {
  background: var(--graphite-950);
  color: var(--pure-white);
  padding: var(--space-7) 0 var(--space-6);
}
.page-hero h1, .review-hero h1 { color: var(--pure-white); }
.page-hero .lead, .review-hero .lead { color: rgba(255,255,255,0.8); }

/* ----- Sections ----- */
.section { padding: var(--space-8) 0; }
.section-alt { background: var(--fog-100); }
.section-dark {
  background: var(--graphite-950);
  color: var(--pure-white);
}
.section-dark h2 { color: var(--pure-white); }
.section-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.section-header p { margin: 0; color: var(--gray-400); max-width: 28rem; }

/* ----- Trust row ----- */
.trust-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin: 0;
  padding: 0;
  list-style: none;
}
@media (min-width: 768px) {
  .trust-row { grid-template-columns: repeat(4, 1fr); }
}
.trust-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  background: rgba(255,255,255,0.04);
  border-left: 3px solid var(--volt-400);
}
.trust-icon {
  width: 2rem; height: 2rem;
  display: grid; place-items: center;
  background: var(--volt-400);
  color: var(--graphite-950);
  font-weight: 900;
  font-size: var(--text-sm);
}
.trust-item strong {
  font-size: var(--text-sm);
  letter-spacing: 0.04em;
}
.trust-item span { font-size: var(--text-xs); color: rgba(255,255,255,0.65); }

/* ----- Category collage ----- */
.cat-collage {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
@media (min-width: 600px) {
  .cat-collage { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .cat-collage {
    grid-template-columns: repeat(6, 1fr);
    grid-template-rows: 14rem 11rem;
  }
  .cat-tile:nth-child(1) { grid-column: 1 / 3; grid-row: 1 / 3; }
  .cat-tile:nth-child(2) { grid-column: 3 / 5; }
  .cat-tile:nth-child(3) { grid-column: 5 / 7; }
  .cat-tile:nth-child(4) { grid-column: 3 / 4; grid-row: 2; }
  .cat-tile:nth-child(5) { grid-column: 4 / 5; grid-row: 2; }
  .cat-tile:nth-child(6) { grid-column: 5 / 7; grid-row: 2; }
}
.cat-tile {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 11rem;
  text-decoration: none;
  color: var(--pure-white);
  background: var(--graphite-950);
}
.cat-tile img {
  width: 100%; height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  transition: transform 400ms ease;
}
.cat-tile:hover img { transform: scale(1.05); }
.cat-tile:hover { text-decoration: none; color: var(--pure-white); }
.cat-tile-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(22,23,26,0.85) 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-4);
  gap: var(--space-2);
}
.cat-num {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  width: 2rem; height: 2rem;
  display: grid; place-items: center;
  background: var(--volt-400);
  color: var(--graphite-950);
  font-weight: 900;
  font-size: var(--text-xs);
}
.cat-tag-sm {
  align-self: flex-start;
  background: var(--volt-400);
  color: var(--graphite-950);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
}
.cat-tile h3 {
  color: var(--pure-white);
  font-size: var(--text-lg);
  margin: 0;
  font-family: var(--font-body);
  font-weight: 900;
}

/* ----- Review cards ----- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16.5rem), 1fr));
  gap: var(--space-5);
}
.card-grid:has(> :nth-child(1):last-child) {
  max-width: 28rem;
  margin-inline: auto;
  grid-template-columns: 1fr;
}
.card-grid:has(> :nth-child(2):last-child) {
  max-width: 58rem;
  margin-inline: auto;
}
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr));
  gap: var(--space-5);
}
.card-grid-3:has(> :nth-child(2):last-child) {
  max-width: 58rem;
  margin-inline: auto;
}

.review-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: var(--pure-white);
  border: 1px solid transparent;
  box-shadow: 0 2px 8px rgba(22, 23, 26, 0.08);
  transition: border-color 250ms var(--ease), box-shadow 250ms var(--ease), transform 250ms var(--ease);
}
.js .review-card {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease), border-color 250ms var(--ease), box-shadow 250ms var(--ease);
}
.js .review-card.is-visible,
.review-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.review-card:hover {
  text-decoration: none;
  color: inherit;
  border-color: var(--volt-400);
  box-shadow: 0 12px 28px rgba(22, 23, 26, 0.14);
  transform: translateY(-6px);
}
.review-card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--fog-100);
}
.review-card-media img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 350ms ease;
}
.review-card:hover .review-card-media img { transform: scale(1.04); }
.review-card-badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.badge {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.7rem;
  color: var(--pure-white);
  border-radius: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.14);
}
.badge-mint { background: var(--mint-500); }
.badge-coral { background: var(--coral-600); }
.review-card-body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}
.review-card-body h3 { margin: 0; font-size: var(--text-lg); }
.cat-tag {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--graphite-950);
  background: var(--volt-400);
  align-self: flex-start;
  padding: 0.25rem 0.55rem;
}
.review-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
}
.rating-num { font-weight: 700; }
.rating-count { color: var(--gray-400); font-size: var(--text-xs); }
.review-card-price {
  margin: auto 0 0;
  padding-top: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--graphite-950);
}

/* Stars */
.rating-stars {
  display: inline-flex;
  gap: 2px;
}
.star {
  width: 0.9rem; height: 0.9rem;
  display: inline-block;
  background:
    linear-gradient(90deg, var(--volt-400) var(--fill, 0%), var(--gray-200) var(--fill, 0%));
  clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
  opacity: 0.35;
  transition: opacity 400ms ease;
}
.rating-stars.is-filled .star { opacity: 1; }

.swatches { display: flex; gap: 6px; }
.swatch {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--swatch);
  border: 1px solid rgba(0,0,0,0.15);
}

/* Featured elevated card */
.featured-review {
  display: grid;
  gap: var(--space-6);
  align-items: center;
}
@media (min-width: 900px) {
  .featured-review { grid-template-columns: 1.2fr 1fr; }
}
.featured-review-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--fog-100);
}
.featured-review-media img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.featured-review-body .cat-tag { margin-bottom: var(--space-3); }
.featured-review-body h3 { font-size: var(--text-3xl); font-family: var(--font-display); font-weight: 400; }
.featured-specs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: var(--space-4) 0;
  padding: 0;
}
.featured-specs li {
  background: var(--fog-100);
  padding: 0.35rem 0.7rem;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* Horizontal filtered rows ? fill available columns */
.card-row {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(16rem, 1fr);
  gap: var(--space-4);
  overflow-x: auto;
  padding-bottom: var(--space-3);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.card-row > .review-card { scroll-snap-align: start; min-width: 16rem; }
@media (min-width: 1024px) {
  .card-row {
    grid-auto-flow: unset;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
    overflow: visible;
  }
}

/* Compare teasers */
.compare-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--pure-white);
  border-left: 4px solid var(--volt-400);
  box-shadow: 0 2px 8px rgba(22, 23, 26, 0.08);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 250ms var(--ease), transform 250ms var(--ease), border-color 250ms var(--ease);
}
.js .compare-card {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease), box-shadow 250ms var(--ease);
}
.js .compare-card.is-visible,
.compare-card.is-visible { opacity: 1; transform: none; }
.compare-card:hover {
  text-decoration: none;
  box-shadow: 0 12px 28px rgba(22, 23, 26, 0.14);
  transform: translateY(-4px);
  color: inherit;
}
.compare-card h3 { margin: 0; }
.compare-vs {
  font-family: var(--font-display);
  color: var(--volt-400);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
}

/* ----- Spec pills ----- */
.spec-pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}
.spec-pills li {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding: var(--space-3) var(--space-4);
  background: var(--pure-white);
  border: 1px solid var(--gray-200);
  min-width: min(100%, 9rem);
  flex: 1 1 9rem;
}
.spec-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-400);
}
.spec-value { font-weight: 700; color: var(--graphite-950); font-size: var(--text-sm); }
.spec-pill-rating { flex: 1 1 100%; }

/* ----- Hotspot diagram ----- */
.hotspot-diagram { max-width: 56rem; margin-inline: auto; }
.hotspot-media {
  position: relative;
  overflow: visible;
  background: var(--fog-100);
  aspect-ratio: 3 / 2;
}
.hotspot-img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.hotspot-dot {
  position: absolute;
  width: 44px; height: 44px;
  transform: translate(-50%, -50%);
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0;
  z-index: 2;
}
.hotspot-dot-ring {
  position: absolute;
  inset: 8px;
  border: 2px solid var(--volt-400);
  border-radius: 50%;
  animation: hotspot-pulse 2s ease-in-out infinite;
}
.hotspot-dot-core {
  position: absolute;
  inset: 14px;
  background: var(--graphite-950);
  border: 2px solid var(--volt-400);
  border-radius: 50%;
}
.hotspot-dot-icon {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--volt-400);
  font-weight: 900;
  font-size: 0.75rem;
  pointer-events: none;
  z-index: 1;
}
.hotspot-dot[aria-expanded="true"] .hotspot-dot-core {
  background: var(--volt-400);
}
.hotspot-dot[aria-expanded="true"] .hotspot-dot-icon {
  color: var(--graphite-950);
}
@keyframes hotspot-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.15); opacity: 0.7; }
}
.hotspot-popover {
  position: absolute;
  z-index: 5;
  width: min(16rem, calc(100% - 2rem));
  transform: translate(-50%, calc(-100% - 1.5rem)) scale(0.96);
  background: var(--pure-white);
  border: 2px solid var(--graphite-950);
  padding: var(--space-4);
  box-shadow: 0 12px 28px rgba(22,23,26,0.18);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease, transform 200ms ease;
}
.hotspot-popover.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, calc(-100% - 1.5rem)) scale(1);
}
.hotspot-popover[hidden] { display: none; }
.hotspot-popover.is-open[hidden] { display: block; }
.hotspot-popover strong {
  display: block;
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
  color: var(--graphite-950);
}
.hotspot-popover p {
  margin: 0;
  font-size: var(--text-sm);
  line-height: 1.55;
}
.hotspot-popover-close {
  position: absolute;
  top: 0.35rem; right: 0.45rem;
  width: 32px; height: 32px;
  border: 0;
  background: transparent;
  font-size: 1.25rem;
  cursor: pointer;
  color: var(--graphite-950);
}
.hotspot-hint {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--gray-400);
  margin-top: var(--space-4);
}

/* ----- Article ----- */
.article { padding: var(--space-7) 0; }
.article-narrow { max-width: 46rem; }
.article section { margin-bottom: var(--space-7); }
.article h2 { margin-bottom: var(--space-4); }
.component-list {
  list-style: none;
  margin: var(--space-5) 0 0;
  padding: 0;
  display: grid;
  gap: var(--space-3);
}
.component-list li {
  display: grid;
  gap: var(--space-1);
  padding: var(--space-4);
  background: var(--fog-100);
  border-left: 3px solid var(--volt-400);
}
.component-list strong {
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.pros-cons {
  display: grid;
  gap: var(--space-5);
}
@media (min-width: 720px) {
  .pros-cons { grid-template-columns: 1fr 1fr; }
}
.pros, .cons {
  padding: var(--space-5);
  background: var(--fog-100);
}
.pros { border-top: 3px solid var(--mint-500); }
.cons { border-top: 3px solid var(--coral-600); }
.pros h3, .cons h3 { font-size: var(--text-base); margin-bottom: var(--space-3); }
.pros ul, .cons ul { margin: 0; padding-left: 1.1rem; }
.pros li, .cons li { margin-bottom: var(--space-2); }
.verdict-block {
  padding: var(--space-6);
  background: var(--graphite-950);
  color: var(--pure-white);
}
.verdict-block h2 { color: var(--pure-white); }
.verdict-score {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.review-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  font-size: var(--text-sm);
}
.breadcrumb li:not(:last-child)::after {
  content: "/";
  margin-left: var(--space-2);
  opacity: 0.5;
}
.breadcrumb a { color: inherit; opacity: 0.8; }
.breadcrumb-light { color: rgba(255,255,255,0.75); }
.breadcrumb-light a { color: rgba(255,255,255,0.85); }

/* ----- Forms ----- */
.form {
  display: grid;
  gap: var(--space-4);
  max-width: 36rem;
}
.form-group { display: grid; gap: var(--space-2); }
.form-group label { font-weight: 700; font-size: var(--text-sm); }
.form-group input,
.form-group textarea {
  width: 100%;
  min-height: 44px;
  padding: 0.65rem 0.85rem;
  border: 2px solid var(--gray-200);
  font-family: inherit;
  font-size: var(--text-base);
  background: var(--pure-white);
  color: var(--charcoal-700);
}
.form-group textarea { min-height: 10rem; resize: vertical; }
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--volt-400);
  outline: none;
  box-shadow: var(--focus);
}
.form-group.is-error input,
.form-group.is-error textarea { border-color: var(--coral-600); }
.form-error {
  display: none;
  color: var(--coral-600);
  font-size: var(--text-sm);
}
.form-group.is-error .form-error,
.form-check.is-error .form-error { display: block; }
.form-check {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: flex-start;
}
.form-check input { width: 1.25rem; height: 1.25rem; margin-top: 0.2rem; flex-shrink: 0; }
.form-success {
  display: none;
  padding: var(--space-5);
  background: var(--mint-500);
  color: var(--pure-white);
  font-weight: 700;
}
.form-success.is-shown { display: block; }

/* ----- Footer ----- */
.site-footer {
  background: var(--graphite-950);
  color: rgba(255,255,255,0.8);
  padding-top: var(--space-8);
}
.footer-inner {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
  display: grid;
  gap: var(--space-7);
}
@media (min-width: 900px) {
  .footer-inner { grid-template-columns: 1.2fr 2fr; }
}
.footer-tagline { color: rgba(255,255,255,0.65); max-width: 22rem; }
.trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
}
.trust-badges li {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 0.3rem 0.55rem;
  border: 1px solid rgba(242,196,28,0.45);
  color: var(--volt-400);
}
.footer-cols {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
@media (min-width: 600px) {
  .footer-cols { grid-template-columns: repeat(3, 1fr); }
}
.footer-heading {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--volt-400);
  margin-bottom: var(--space-3);
}
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: var(--space-2); }
.footer-col a {
  color: rgba(255,255,255,0.75);
  text-decoration: none;
  font-size: var(--text-sm);
}
.footer-col a:hover { color: var(--volt-400); }
.footer-contact li { font-size: var(--text-sm); line-height: 1.5; }
.footer-bottom {
  margin-top: var(--space-7);
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: var(--space-4) 0;
}
.footer-bottom-inner {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  font-size: var(--text-xs);
}
.footer-legal {
  display: flex;
  gap: var(--space-4);
  list-style: none;
  margin: 0; padding: 0;
}
.footer-legal a { color: rgba(255,255,255,0.7); text-decoration: none; }
.footer-legal a:hover { color: var(--volt-400); }

/* ----- Utility / error ----- */
.error-page {
  min-height: 60vh;
  display: grid;
  place-items: center;
  text-align: center;
  padding: var(--space-8) var(--space-4);
}
.error-code {
  font-family: var(--font-display);
  font-size: clamp(4rem, 15vw, 8rem);
  color: var(--volt-400);
  line-height: 1;
  margin: 0;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  margin: var(--space-5) 0;
}
.compare-table th,
.compare-table td {
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--gray-200);
  text-align: left;
}
.compare-table th {
  background: var(--graphite-950);
  color: var(--volt-400);
  font-weight: 700;
  letter-spacing: 0.04em;
}
.compare-table tr:nth-child(even) td { background: var(--fog-100); }

.contact-grid {
  display: grid;
  gap: var(--space-7);
}
@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 1fr 1.2fr; }
}
.contact-details {
  list-style: none;
  margin: 0;
  padding: 0;
}
.contact-details li {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--gray-200);
}
.contact-details strong {
  display: block;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-1);
  color: var(--gray-400);
}

/* ===== Editorial hub layouts + Driver Review-inspired motion ===== */

.page-hero--media {
  position: relative;
  min-height: 22rem;
  display: grid;
  align-items: end;
  overflow: hidden;
  padding: 0;
}
.page-hero-bg {
  position: absolute;
  inset: 0;
}
.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 16 / 9;
}
.page-hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(22,23,26,0.92) 0%, rgba(22,23,26,0.55) 55%, rgba(22,23,26,0.35) 100%),
    linear-gradient(0deg, rgba(22,23,26,0.8) 0%, transparent 50%);
}
.page-hero-content {
  position: relative;
  z-index: 1;
  padding: var(--space-8) 0 var(--space-7);
}
.hero-kicker {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--volt-400);
  margin-bottom: var(--space-3);
}

.brand-marquee {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: 1rem;
  padding: 0.85rem 0;
  background: var(--graphite-950);
  color: var(--pure-white);
  border-block: 1px solid rgba(242,196,28,0.25);
  overflow: hidden;
}
.brand-marquee-label {
  padding-left: max(1rem, calc((100vw - var(--container)) / 2));
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--volt-400);
  white-space: nowrap;
}
.brand-marquee-track {
  display: flex;
  gap: 2.5rem;
  width: max-content;
  animation: br-marquee 28s linear infinite;
  font-family: var(--font-display);
  font-size: clamp(1rem, 2vw, 1.35rem);
  letter-spacing: 0.06em;
  opacity: 0.85;
}
.brand-marquee-track span { white-space: nowrap; }
@keyframes br-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.topic-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
  list-style: none;
  margin: 0;
  padding: 0;
}
@media (min-width: 640px) {
  .topic-row { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .topic-row { grid-template-columns: repeat(4, 1fr); }
}
.topic-row a {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 4.5rem;
  padding: var(--space-4);
  background: var(--fog-100);
  text-decoration: none;
  border-left: 3px solid var(--volt-400);
  transition: transform 250ms var(--ease), background 250ms var(--ease);
}
.topic-row a:hover {
  transform: translateY(-3px);
  background: var(--pure-white);
  box-shadow: 0 10px 24px rgba(22,23,26,0.08);
  color: inherit;
  text-decoration: none;
}
.topic-num {
  font-family: var(--font-display);
  color: var(--volt-400);
  font-size: var(--text-xl);
}

.feature-split {
  display: grid;
  gap: var(--space-6);
  text-decoration: none;
  color: inherit;
  align-items: center;
}
.feature-split:hover { text-decoration: none; color: inherit; }
@media (min-width: 900px) {
  .feature-split { grid-template-columns: 1.15fr 1fr; gap: var(--space-7); }
}
.feature-split-media {
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--fog-100);
}
.feature-split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 700ms var(--ease);
}
.feature-split:hover .feature-split-media img { transform: scale(1.04); }
.feature-split-body h3 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  margin: var(--space-3) 0;
}
.text-link {
  display: inline-block;
  margin-top: var(--space-3);
  font-weight: 700;
  color: var(--graphite-950);
  border-bottom: 2px solid var(--volt-400);
}

.hub-layout {
  display: grid;
  gap: var(--space-7);
}
@media (min-width: 960px) {
  .hub-layout {
    grid-template-columns: minmax(0, 1fr) 16rem;
    align-items: start;
  }
}
.hub-aside {
  padding: var(--space-5);
  background: var(--graphite-950);
  color: rgba(255,255,255,0.85);
}
.aside-heading {
  color: var(--volt-400);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 900;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-4);
}
.aside-notes {
  list-style: none;
  margin: 0 0 var(--space-5);
  padding: 0;
}
.aside-notes li {
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.aside-notes strong {
  display: block;
  color: var(--pure-white);
  margin-bottom: 0.25rem;
  font-size: var(--text-sm);
}
.aside-notes span { font-size: var(--text-sm); line-height: 1.5; }
.aside-notes a { color: var(--volt-400); }

.article-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--gray-200);
}
.article-row {
  display: grid;
  grid-template-columns: 6.5rem 1fr auto;
  gap: var(--space-4);
  align-items: center;
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--gray-200);
  text-decoration: none;
  color: inherit;
  transition: background 200ms var(--ease), padding-left 200ms var(--ease);
}
.article-row:hover {
  text-decoration: none;
  color: inherit;
  background: var(--fog-100);
  padding-left: var(--space-3);
}
@media (min-width: 720px) {
  .article-row { grid-template-columns: 9rem 1fr auto; gap: var(--space-5); }
}
.article-row-media {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--fog-100);
}
.article-row-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 400ms var(--ease);
}
.article-row:hover .article-row-media img { transform: scale(1.06); }
.article-row-body h3 {
  margin: 0.35rem 0;
  font-size: var(--text-lg);
}
.article-row-body p {
  margin: 0 0 0.5rem;
  font-size: var(--text-sm);
  color: var(--gray-400);
  max-width: 40rem;
}
.article-row-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}
.article-row-arrow {
  font-size: 1.25rem;
  color: var(--volt-400);
  font-weight: 700;
}

.compare-layout { max-width: 56rem; }
.compare-vs-band {
  display: grid;
  gap: var(--space-4);
  align-items: center;
  margin-bottom: var(--space-7);
  padding: var(--space-5);
  background: var(--fog-100);
}
@media (min-width: 720px) {
  .compare-vs-band { grid-template-columns: 1fr auto 1fr; text-align: center; }
}
.compare-vs-mark {
  width: 3.5rem;
  height: 3.5rem;
  margin-inline: auto;
  display: grid;
  place-items: center;
  background: var(--volt-400);
  color: var(--graphite-950);
  font-family: var(--font-display);
  font-size: 1.25rem;
}
.table-wrap { overflow-x: auto; margin-bottom: var(--space-7); }

.meter-block { margin-bottom: var(--space-7); }
.meter { margin-bottom: var(--space-4); }
.meter-head {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-sm);
  font-weight: 700;
  margin-bottom: 0.4rem;
}
.meter-head em {
  font-style: normal;
  font-family: var(--font-display);
  color: var(--graphite-950);
}
.meter-track {
  height: 0.45rem;
  background: var(--gray-200);
  overflow: hidden;
}
.meter-fill {
  height: 100%;
  width: 0;
  background: var(--volt-400);
  transition: width 1s var(--ease-sharp);
}

/* Rise / diagonal reveals ? only when JS enhances */
.js [data-rise] {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.7s var(--ease-sharp), transform 0.7s var(--ease-sharp);
}
.js [data-rise].is-in {
  opacity: 1;
  transform: none;
}
.js [data-rise][style*="--i"] {
  transition-delay: calc(var(--i, 0) * 0.07s);
}

.js [data-diag] {
  overflow: hidden;
}
.js [data-diag] img {
  transform: scale(1.12) translateY(4%);
  opacity: 0;
  transition: transform 0.95s var(--ease-sharp), opacity 0.75s var(--ease-sharp);
}
.js [data-diag].is-in img,
.js .is-in [data-diag] img {
  transform: none;
  opacity: 1;
}

.js .hero-content > * {
  opacity: 0;
  transform: translateY(1.25rem);
  animation: br-hero-in 0.8s var(--ease-sharp) forwards;
}
.js .hero-content > *:nth-child(1) { animation-delay: 0.05s; }
.js .hero-content > *:nth-child(2) { animation-delay: 0.15s; }
.js .hero-content > *:nth-child(3) { animation-delay: 0.28s; }
.js .hero-content > *:nth-child(4) { animation-delay: 0.4s; }
.js .hero-content > *:nth-child(5) { animation-delay: 0.52s; }
@keyframes br-hero-in {
  to { opacity: 1; transform: none; }
}

.js .trust-item {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.js .trust-item.is-in {
  opacity: 1;
  transform: none;
}
.js .trust-item:nth-child(2) { transition-delay: 0.08s; }
.js .trust-item:nth-child(3) { transition-delay: 0.16s; }
.js .trust-item:nth-child(4) { transition-delay: 0.24s; }

.js .cat-tile {
  opacity: 0;
  transform: translateY(1rem) scale(0.98);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
.js .cat-tile.is-in {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .brand-marquee-track { animation: none !important; }
  .js [data-rise],
  .js .review-card,
  .js .compare-card,
  .js .trust-item,
  .js .cat-tile,
  .js .hero-content > *,
  .js [data-diag] img {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
    clip-path: none !important;
    transition: none !important;
  }
}

/* ===== Enhancement: flip cards + hotspot 3D + typography ===== */
.logo-dot { display: none !important; }
.hero.hero-3d { perspective: 1400px; }
.hero-media { transition: opacity 0.6s ease, transform 0.45s ease; }
.hero h1 { font-size: clamp(2.2rem, 5.8vw, 3.8rem); line-height: 1.12; }
.hero .reveal-words .w {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.55em);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.hero .reveal-words.is-revealed .w { opacity: 1; transform: none; }
.hero .reveal-words .w:nth-child(1) { transition-delay: 40ms; }
.hero .reveal-words .w:nth-child(2) { transition-delay: 100ms; }
.hero .reveal-words .w:nth-child(3) { transition-delay: 160ms; }
.weight-heavy { font-weight: 900; letter-spacing: -0.01em; }
.hero-break { display: block; }

.hotspot-diagram {
  perspective: 1000px;
}
.hotspot-media {
  transform: perspective(900px) rotateX(2deg) rotateY(-2deg);
  box-shadow: 0 22px 48px rgba(22, 23, 26, 0.18), 0 4px 0 rgba(0, 0, 0, 0.06);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}
.hotspot-diagram:hover .hotspot-media {
  transform: perspective(900px) rotateX(0deg) rotateY(0deg);
  box-shadow: 0 28px 56px rgba(22, 23, 26, 0.2);
}
.hotspot-dot {
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.25));
  transition: transform 0.2s ease, filter 0.2s ease;
}
.hotspot-dot:hover,
.hotspot-dot:focus-visible {
  transform: translateZ(12px) scale(1.08);
  filter: drop-shadow(0 8px 14px rgba(0, 0, 0, 0.3));
}

.review-card-3d { display: flex; flex-direction: column; gap: var(--space-3); height: 100%; }
.review-card-scene { perspective: 1100px; }
.review-card-flip { outline: none; }
.review-card-inner {
  position: relative;
  transform-style: preserve-3d;
  transition: transform 0.55s ease;
  min-height: 100%;
}
.review-card-face {
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}
.review-card-front .review-card { height: 100%; box-shadow: 0 2px 8px rgba(22, 23, 26, 0.08); }
.review-card-back {
  position: absolute;
  inset: 0;
  transform: rotateY(180deg);
  background: var(--pure-white);
  border: 1px solid var(--volt-400);
  display: flex;
  padding: var(--space-5);
}
.review-card-back-inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  width: 100%;
}
.review-card-back-inner .spec-pills { margin-top: auto; }
.review-card-flip:hover .review-card-inner,
.review-card-flip:focus-within .review-card-inner,
.review-card-flip.is-flipped .review-card-inner {
  transform: rotateY(180deg);
}
.review-card-flat-specs { display: none; }
.review-card-flat-specs .spec-pills { margin: 0; }

@media (max-width: 900px) {
  .review-card-inner { transform: none !important; }
  .review-card-back { display: none; }
  .review-card-flat-specs { display: block; }
  .hotspot-media { transform: none; }
}
@media (prefers-reduced-motion: reduce) {
  .review-card-inner { transform: none !important; transition: none !important; }
  .review-card-back { display: none; }
  .review-card-flat-specs { display: block; }
  .hotspot-media,
  .hotspot-dot,
  .hero-media { transform: none !important; }
  .hero .reveal-words .w { opacity: 1; transform: none; }
}